markUnused
Marks a column as unused.
Available attributes
catalogName |
Name of the catalog |
|
all |
|
columnName |
Name of the column |
all |
all |
|
schemaName |
Name of the schema |
|
all |
|
tableName |
Name of the table |
all |
all |
|
XML example
<changeSet author="liquibase-docs" id="markUnused-example">
<pro:markUnused catalogName="cat"
columnName="id"
schemaName="public"
tableName="person"/>
</changeSet>
YAML example
changeSet:
id: markUnused-example
author: liquibase-docs
changes:
- markUnused:
catalogName: cat
columnName: id
schemaName: public
tableName: person
JSON example
{ "changeSet": { "id": "markUnused-example", "author": "liquibase-docs", "changes": [ { "markUnused": { "catalogName": "cat", "columnName": "id", "schemaName": "public", "tableName": "person" } }] } }
SQL example
ALTER TABLE cat.person SET UNUSED COLUMN id;
Database support
DB2/LUW |
Not Supported |
No |
DB2/z |
Not Supported |
No |
Derby |
Not Supported |
No |
Firebird |
Not Supported |
No |
H2 |
Not Supported |
No |
HyperSQL |
Not Supported |
No |
INGRES |
Not Supported |
No |
Informix |
Not Supported |
No |
MariaDB |
Not Supported |
No |
MySQL |
Not Supported |
No |
Oracle |
Supported
|
No |
PostgreSQL |
Not Supported |
No |
SQL Server |
Not Supported |
No |
SQLite |
Not Supported |
No |
Sybase |
Not Supported |
No |
Sybase Anywhere |
Not Supported |
No |